js实现幻灯片效果

<script type="text/javascript">
                                        imgUrl1="images/dl-img03.gif";
imgtext1="蔬菜广告创意01"
imgLink1=escape("http://www.ijavascript.cn");
imgUrl2="../images/d-img08.jpg";
imgtext2="蔬菜广告创意02"
imgLink2=escape("http://www.ijavascript.cn");
imgUrl3="../images/i-img07.gif";
imgtext3="蔬菜广告创意03"
imgLink3=escape("http://www.ijavascript.cn");
imgUrl4="../images/p-img11.gif";
imgtext4="蔬菜广告创意04"
imgLink4=escape("http://www.ijavascript.cn");
imgUrl5="../images/i-img09.gif";
imgtext5="蔬菜广告创意05"
imgLink5=escape("http://www.ijavascript.cn");

 var focus_width=240
 var focus_height=200
 //var text_height=18
 //var swf_height = focus_height+text_height
 
 var pics=imgUrl1+"|"+imgUrl2+"|"+imgUrl3+"|"+imgUrl4+"|"+imgUrl5
 var links=imgLink1+"|"+imgLink2+"|"+imgLink3+"|"+imgLink4+"|"+imgLink5
 //var texts=imgtext1+"|"+imgtext2+"|"+imgtext3+"|"+imgtext4+"|"+imgtext5
 
 document.write('<object classid="clsid:d27cdb6e-ae6d-11cf-96b8-444553540000" codebase="http://fpdownload.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,0,0" width="'+ focus_width +'" height="'+ focus_height +'">');
 document.write('<param name="allowScriptAccess" value="sameDomain"><param name="movie" value="images/focus1.swf"><param name="quality" value="high"><param name="bgcolor" value="#F0F0F0">');
 document.write('<param name="menu" value="false"><param name=wmode value="opaque">');
 document.write('<param name="FlashVars" value="pics='+pics+'&links='+links+'&borderwidth='+focus_width+'&borderheight='+focus_height+'">');
 document.write('</object>');
 </script>
上面是我在网上找的一个案例，在ie下能显示效果,在火狐下就不能了,问大侠能帮忙解决下下这个在火狐下怎才能实现！谢